Home / 27,927.57-38,543.09-15,994.83

Finding the Fourth Proportional to 27,927.57, 38,543.09 and 15,994.83

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Solution

The fourth proportional to 27,927.57, 38,543.09 and 15,994.83 is: 22,074.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,927.57 : 38,543.09 = 15,994.83 : x
  2. Step 2: Convert to fraction form
    27,927.57/38,543.09 = 15,994.83/x
  3. Step 3: Cross multiply
    27,927.57x = 38,543.09 × 15,994.83
  4. Step 4: Simplify right side
    27,927.57x = 616,490,172.22
  5. Step 5: Solve for x
    x = 616,490,172.22/27,927.57
  6. Step 6: Final answer
    x = 22,074.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.